MI 867 perforated

            SG 850

            YV 715

       MI 878 imperforated

       MI 913

       SG 1136

       YV 733

       MI 917

       SG 1140

       YV 737

       MI 461

       SC 452

       SG 559

       YV 354

       MI SS 198

       SG MS 562c

       YV BF 74

       MI 806

       SC 586

       SG 747

       YV 619

With such an acute angle in the knees it is impossible to

exert full power on the stretcher - shins should not

exceed the vertical position at the beginning of the stroke

       MI 1491

       SC 1261

       SG 1443

       YV 1357